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<div id="overview"><a href="../../../../../apidocs/de/aikiit/bildbearbeiter/image/CreationDateFromExifImageRenamer.html">View Javadoc</a></div><pre>

<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> de.aikiit.bildbearbeiter.image;
<a class="jxr_linenumber" name="2" href="#2">2</a>   
<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">import</strong> de.aikiit.bildbearbeiter.exception.InvalidDirectoryException;
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> de.aikiit.bildbearbeiter.exception.NoFilesFoundException;
<a class="jxr_linenumber" name="5" href="#5">5</a>   <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
<a class="jxr_linenumber" name="6" href="#6">6</a>   
<a class="jxr_linenumber" name="7" href="#7">7</a>   <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="8" href="#8">8</a>   
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_javadoccomment"> * This class transforms picture file names. All relevant files</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_javadoccomment"> * in the target directory get a new file name - if correct</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_javadoccomment"> * metadata can be extracted from the files' EXIF file headers.</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_javadoccomment"> * &lt;br /&gt;</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_javadoccomment"> * A picture &lt;code&gt;foo.jpg&lt;/code&gt; is renamed to</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_javadoccomment"> * &lt;code&gt;201108111100_foo.jpg&lt;/code&gt;  if the picture's creation date</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_javadoccomment"> * was 2011-08-11 11:00.</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_javadoccomment"> * &lt;br /&gt;</em>
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_javadoccomment"> * Files with no exif metadata are not changed at all.</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="20" href="#20">20</a>  <em class="jxr_javadoccomment"> * @author hirsch</em>
<a class="jxr_linenumber" name="21" href="#21">21</a>  <em class="jxr_javadoccomment"> * @version 2011-06-02, 13:22</em>
<a class="jxr_linenumber" name="22" href="#22">22</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../de/aikiit/bildbearbeiter/image/CreationDateFromExifImageRenamer.html">CreationDateFromExifImageRenamer</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../de/aikiit/bildbearbeiter/image/AbstractImageRenamer.html">AbstractImageRenamer</a> {
<a class="jxr_linenumber" name="24" href="#24">24</a>  
<a class="jxr_linenumber" name="25" href="#25">25</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Logger for this class. */</em>
<a class="jxr_linenumber" name="26" href="#26">26</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG =
<a class="jxr_linenumber" name="27" href="#27">27</a>              Logger.getLogger(CreationDateFromExifImageRenamer.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="28" href="#28">28</a>  
<a class="jxr_linenumber" name="29" href="#29">29</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="30" href="#30">30</a>  <em class="jxr_javadoccomment">     * The given directory is scanned for image files that</em>
<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_javadoccomment">     * are processed.</em>
<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment">     * @param targetDirectory Name of the directory to work on.</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment">     * @throws InvalidDirectoryException If there's a problem with the directory</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment">     *                                   selected.</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment">     * @throws NoFilesFoundException     if the selected directory is empty.</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../de/aikiit/bildbearbeiter/image/CreationDateFromExifImageRenamer.html">CreationDateFromExifImageRenamer</a>(<strong class="jxr_keyword">final</strong> String targetDirectory) <strong class="jxr_keyword">throws</strong>
<a class="jxr_linenumber" name="39" href="#39">39</a>              InvalidDirectoryException, <a href="../../../../de/aikiit/bildbearbeiter/exception/NoFilesFoundException.html">NoFilesFoundException</a> {
<a class="jxr_linenumber" name="40" href="#40">40</a>          <strong class="jxr_keyword">super</strong>(targetDirectory);
<a class="jxr_linenumber" name="41" href="#41">41</a>      }
<a class="jxr_linenumber" name="42" href="#42">42</a>  
<a class="jxr_linenumber" name="43" href="#43">43</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment">     * Extracts creation date from EXIF information and returns new filename. If</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment">     * an error occurs during EXIF data extraction the original filename is</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment">     * returned.</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment">     * @param imageFile Filename to renameFiles according to the subclass</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment">     *                  implementation.</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment">     * @return New filename that includes the image's creation date.</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment">     * @see MetaDataExtractor for more information about the file format.</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>      @Override
<a class="jxr_linenumber" name="54" href="#54">54</a>      <strong class="jxr_keyword">final</strong> String renameImage(<strong class="jxr_keyword">final</strong> File imageFile) {
<a class="jxr_linenumber" name="55" href="#55">55</a>          String newImageName = imageFile.getName();
<a class="jxr_linenumber" name="56" href="#56">56</a>  
<a class="jxr_linenumber" name="57" href="#57">57</a>          <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="58" href="#58">58</a>              newImageName =
<a class="jxr_linenumber" name="59" href="#59">59</a>                      MetaDataExtractor.
<a class="jxr_linenumber" name="60" href="#60">60</a>                              generateCreationDateInCorrectFormat(imageFile);
<a class="jxr_linenumber" name="61" href="#61">61</a>          } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="62" href="#62">62</a>              LOG.error(<span class="jxr_string">"Error during exif date extraction: "</span>, e);
<a class="jxr_linenumber" name="63" href="#63">63</a>              <strong class="jxr_keyword">return</strong> newImageName;
<a class="jxr_linenumber" name="64" href="#64">64</a>          }
<a class="jxr_linenumber" name="65" href="#65">65</a>  
<a class="jxr_linenumber" name="66" href="#66">66</a>          <strong class="jxr_keyword">return</strong> newImageName;
<a class="jxr_linenumber" name="67" href="#67">67</a>      }
<a class="jxr_linenumber" name="68" href="#68">68</a>  }
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